题目内容
恶性贫血是由于体内缺乏
2021-10-20
A.铁
B.锌
C.维生素Bl2
D.叶酸
E.维生紊B1
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26149' and id < 2191415 and id<>'2191415' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26149' and id > 2191415 and id<>'2191415' order by id asc limit 5